Healthcare provider profile · identity verified

Lingjin Meng

Internal Medicine · SANTA ROSA, CA · NPI 1730574575

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium26194
Amlodipine BesylateAmlodipine Besylate13848
LisinoprilLisinopril12741
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen10316
Levothyroxine SodiumLevothyroxine Sodium9628
GabapentinGabapentin9134
Metformin HclMetformin Hcl9032
Losartan PotassiumLosartan Potassium7625
Fluticasone PropionateFluticasone Propionate7431
FamotidineFamotidine7330
FurosemideFurosemide6624
Quetiapine FumarateQuetiapine Fumarate63suppressed
Albuterol Sulfate HfaAlbuterol Sulfate6017
JardianceEmpagliflozin5216
Trazodone HclTrazodone Hcl5013
HydrochlorothiazideHydrochlorothiazide4916
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen47suppressed
IbuprofenIbuprofen4520
OmeprazoleOmeprazole4316
Ventolin HfaAlbuterol Sulfate42suppressed
EliquisApixaban4115
XareltoRivaroxaban41suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter3815
AllopurinolAllopurinol37suppressed
SimvastatinSimvastatin37suppressed
Rosuvastatin CalciumRosuvastatin Calcium3613
Sodium ChlorideSodium Chloride 0.45 %34suppressed
Pantoprazole SodiumPantoprazole Sodium3314
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr30suppressed
Metoprolol TartrateMetoprolol Tartrate30suppressed
Montelukast SodiumMontelukast Sodium29suppressed
Tamsulosin HclTamsulosin Hcl2912
CephalexinCephalexin2818
TrulicityDulaglutide28suppressed
LorazepamLorazepam27suppressed
MirtazapineMirtazapine2715
Metoprolol SuccinateMetoprolol Succinate26suppressed
Fluoxetine HclFluoxetine Hcl25suppressed
LamotrigineLamotrigine25suppressed
Potassium ChloridePotassium Chloride25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide25suppressed
ClonazepamClonazepam24suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide24suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2313
Duloxetine HclDuloxetine Hcl23suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide23suppressed
Citalopram HbrCitalopram Hydrobromide22suppressed
NaproxenNaproxen21suppressed
Oxycodone HclOxycodone Hcl21suppressed
Bupropion XlBupropion Hcl20suppressed
Clonidine HclClonidine Hcl20suppressed
Diclofenac SodiumDiclofenac Sodium20suppressed
Hydralazine HclHydralazine Hcl20suppressed
LactuloseLactulose19suppressed
PregabalinPregabalin19suppressed
BelbucaBuprenorphine Hcl18suppressed
Donepezil HclDonepezil Hcl18suppressed
Ropinirole HclRopinirole Hcl18suppressed
Tramadol HclTramadol Hcl18suppressed
AripiprazoleAripiprazole16suppressed
Breo ElliptaFluticasone/Vilanterol16suppressed
Hydroxyzine HclHydroxyzine Hcl16suppressed
Propranolol HclPropranolol Hcl16suppressed
Sertraline HclSertraline Hcl16suppressed
Sumatriptan SuccinateSumatriptan Succinate16suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1513
ClopidogrelClopidogrel Bisulfate15suppressed
MeloxicamMeloxicam15suppressed
Ondansetron HclOndansetron Hcl15suppressed
Bupropion Hcl SrBupropion Hcl14suppressed
CarvedilolCarvedilol14suppressed
HydrocortisoneHydrocortisone14suppressed
Meclizine HclMeclizine Hcl14suppressed
SucralfateSucralfate14suppressed
Buprenorphine HclBuprenorphine Hcl13suppressed
Buspirone HclBuspirone Hcl13suppressed
QbrexzaGlycopyrronium Tosylate13suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
Lithium CarbonateLithium Carbonate12suppressed
Spiriva HandihalerTiotropium Bromide12suppressed
SpironolactoneSpironolactone12suppressed
BumetanideBumetanide11suppressed
Chlorhexidine GluconateChlorhexidine Gluconate11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
DuleraMometasone/Formoterol11suppressed
EntrestoSacubitril/Valsartan11suppressed
Lidocaine-PrilocaineLidocaine/Prilocaine11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error